26658710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 29224810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 43, 65, 86, 95, 130, 190, 215, 247, 251, 430, 494, 502, 559, 817, 1118, 1235, 1255, 1634, 2470, 2510, 2795, 3263, 4085, 4769, 5590, 6526, 8170, 9538, 10621, 10793, 16315, 21242, 21586, 23845, 32630, 47690, 53105, 53965, 61997, 106210, 107930, 123994, 140309, 205067, 280618, 309985, 410134, 619970, 701545, 1025335, 1403090, 2050670, 2665871, 5331742, 13329355, 26658710]

約数ペア:

[(1, 26658710), (2, 13329355), (5, 5331742), (10, 2665871), (13, 2050670), (19, 1403090), (26, 1025335), (38, 701545), (43, 619970), (65, 410134), (86, 309985), (95, 280618), (130, 205067), (190, 140309), (215, 123994), (247, 107930), (251, 106210), (430, 61997), (494, 53965), (502, 53105), (559, 47690), (817, 32630), (1118, 23845), (1235, 21586), (1255, 21242), (1634, 16315), (2470, 10793), (2510, 10621), (2795, 9538), (3263, 8170), (4085, 6526), (4769, 5590)]